// 
@gotop-prefix: ~"@{prefix}gotop";


.@{gotop-prefix} {
    position: fixed;
    right: 16px;
    bottom: 16px;
    animation-duration: 200ms;
}

.@{gotop-prefix} .btn {
    cursor: pointer;
    font-size: 0;
    text-align: center;
    padding: 8px;
    color: #fff;
    background: #000;
    background: rgba(0,0,0,0.95);
    border-radius: 4px;
    box-shadow: 0px 4px 8px rgba(0,0,0,0.15);
    opacity: 0.5;
    transition: 300ms;
    
}
.@{gotop-prefix} .btn i {
    font-size: 32px;
}
.@{gotop-prefix} .btn:hover {
    opacity: 1;
}